25 May 1999 at Ringmer
| 500cc | RH Sidecars | 350cc |
| 1- Tony Dart | 1- Dave Steer & Rob Szarek | 1- Dave Rumsey |
| 2- Mark Giles | 2- Mick Turrell & Tony Baseby | 2- Terry Giles |
| 3- Paul Austin | 3- Vaughan Roberts & Terry Madley | 3- Phil Ranson |
| 250cc | LH Sidecars | Pre 75s |
| 1- Keith Strudwick | 1- Billy Penfold & Stuart Marsh | 1- Alan Harmer |
| 2- Lee Street | 2- Steve Maitland & Dave Hollands | 2- Brian Cornelius |
| 3- Paul Simmons | 3- Ken Jarvis & Jason Davies | 3- Mike Winter |
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